Determining the amount of production for several products in a company, often a problem for the production manager. Activities that aim to maximize profit company with limited resources that can be done by using the simplex method. In this paper, will be discussed about the implementation of the simplex method in an application to help in decision making. Applications are made by using the Borland Delphi programming language with the support of the DBMS box. Results of this research is an application with the input variable profit from each item of production, resources and needs will be the maximum resources that are owned. Output from the application is the amount of production of each item of production so that the maximum benefit.